A Bay Area Rapid Transit train approaches the Fruitvale station Saturday, Oct. 12, 2013, in Oakland, Calif. A major San Francisco Bay Area transit system ran trains as usual on Saturday after labor negotiations were extended past a midnight deadline, but the threat of a commute-disrupting strike loomed with the unions promising to walk off the job Monday if weekend talks fail to reach a deal.

Updates from the negotiations as BART management and unions negotiate on terms of a new contract. For the latest story and background on BART, its unions and the protracted negotiations go to our special BART section